package com.atguigu.springcloud.controller;

import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class PaymentController {

    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private Integer serverPort;

    @GetMapping("/payment/lb")
    public Integer loadBalance() {
        return serverPort;
    }

    @Resource
    private DiscoveryClient discoveryClient;

    @GetMapping("/payment/discovery")
    public Object discovery() {
        List<String> services = discoveryClient.getServices();
        for (String service : services) {
            log.info("***** service: " + service);
            List<ServiceInstance> instances = discoveryClient.getInstances(service);
            for (ServiceInstance instance : instances) {
                log.info("***** instance: " +
                        instance.getInstanceId() + " " +
                        instance.getHost() + " " + " " +
                        instance.getScheme() + " " +
                        instance.getHost() + " " +
                        instance.getServiceId() + " " +
                        instance.getMetadata() + " " +
                        instance.getUri());
            }
        }
        return discoveryClient;
    }

    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment) {
        int result = paymentService.create(payment);
        log.info("*****插入结果: " + result);

        if (result > 0) {
            return new CommonResult(200, "插入数据成功@" + serverPort, result);
        } else {
            return new CommonResult(444, "插入数据失败", null);
        }
    }

    @GetMapping(value = "/payment/get/{id}")
    public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id) {
        Payment result = paymentService.getPaymentById(id);
        log.info("*****插入结果: " + result);

        if (result != null) {
            return new CommonResult<>(200, "查询数据成功@" + serverPort, result);
        } else {
            return new CommonResult<>(444, "没有对应记录", null);
        }
    }

    @GetMapping(value = "/payment/get-timeout/{id}")
    public CommonResult<Payment> getPaymentByIdWithTimeout(@PathVariable("id") Long id) {
        Payment result = null;

        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        } finally {
        }

        result = paymentService.getPaymentById(id);
        log.info("*****插入结果: " + result);

        if (result != null) {
            return new CommonResult<>(200, "查询数据成功@" + serverPort, result);
        } else {
            return new CommonResult<>(444, "没有对应记录", null);
        }
    }
}
